Groupspace: A 3D Workspace Supporting User Awareness
(2002) Video presentation from the 2002 CHI conference. Real-time distributed groupware must support awareness of other users if collaborators are to work together effectively. Several techniques have been developed for...

Illuminating Light: A Casual Optics Workbench
(1996) Video demonstration from the 1999 CHI conference. We describe a novel system for rapid prototyping of laser- based optical and holographic layouts. Users of this experi- mental direct manipulation...